Valid Regex template for parsing.

Template format

{
  "A": "a",
  "custom": "{[my_key]: [my_value]}}"
}

A valid [my_key] is one of (or combination) :

1. string e.g foo
2. nested object key e.g foo.bar
3. array key e.g foo.1
4. combinations like foo.1.bar

A valid [my_value] is a:

1. string e.g "bar"
2. boolean e.g true
3. number e.g 1

Example JSON Template

{
  "index": "myindex",
  "body": {
    "query": {
      "match": {
        "title": "{{Foo: true}}"
      }
    },
    "facets": {
      "tags": {
        "terms": {
          "field": "tags",
          "cool": "{{foo:bar}}",
          // String is the default type for default values
          "t4": "{{foo:false}}",
          "t5": "{{Foo}}",
          // No default value
          "t5": "{{is_cool_api:true}}",
          "t6": "{{nice_name:false}}"
        }
      }
    }
  }
}